Enzymes are protein catalysts that formed and live in all living organisms. In other words, enzymes are biological catalysts that speed up all cell reactions to sustain life. Enzymes may also stay active beyond the living organisms that enables their application in industry, medicine, scientific research. The specific feature of enzymes has been used in production of so called “ pure and natural” food products, at first without even noticing it. Empirically people have found that there are natural substances that cause certain changes in raw material. One can observe the specific action of enzymes in cheese and beer production. In general enzyme are widely used in the pharmaceutical industry, in the production of household detergents and paper, in food industry and animal nutrition production.